How many movies have Tatsunori Kase and Yoko Hatta collaborated on?

They have worked on 7 movies together! Their first movie together was Sound! Euphonium the Movie – May the Melody Reach You! (2017) while their highest rated movie together was Violet Evergarden: The Movie (2020). They have not worked together since Free! the Final Stroke the Second Volume (2022). They are most known for their animation films together.